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Implements profiler for blocked recv
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parent
563f0ec824
commit
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27 changed files with 176 additions and 58 deletions
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@ -16,3 +16,5 @@ profile_traits = {path = "../../../components/profile_traits"}
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# Work around https://github.com/alexcrichton/jemallocator/issues/19
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servo_allocator = {path = "../../../components/allocator"}
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servo_config = {path = "../../../components/config"}
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@ -8,5 +8,6 @@ extern crate ipc_channel;
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extern crate profile;
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extern crate profile_traits;
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extern crate servo_allocator;
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extern crate servo_config;
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mod time;
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@ -4,7 +4,11 @@
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use ipc_channel::ipc;
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use profile::time;
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use profile_traits::time::ProfilerMsg;
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use profile_traits::ipc as ProfiledIpc;
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use profile_traits::time::{ProfilerCategory, ProfilerData, ProfilerMsg};
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use servo_config::opts::OutputOptions;
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use std::thread;
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use std::time::Duration;
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#[test]
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fn time_profiler_smoke_test() {
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@ -37,6 +41,29 @@ fn time_profiler_stats_test() {
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assert_eq!(13.2599, odd_max);
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}
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#[test]
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fn channel_profiler_test() {
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let chan = time::Profiler::create(&Some(OutputOptions::Stdout(5.0)), None);
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let (profiled_sender, profiled_receiver) = ProfiledIpc::channel(chan.clone()).unwrap();
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thread::spawn(move || {
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thread::sleep(Duration::from_secs(2));
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profiled_sender.send(43).unwrap();
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});
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let val_profile_receiver = profiled_receiver.recv().unwrap();
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assert_eq!(val_profile_receiver, 43);
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let (sender, receiver) = ipc::channel().unwrap();
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chan.send(ProfilerMsg::Get((ProfilerCategory::IpcReceiver, None), sender.clone()));
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match receiver.recv().unwrap() {
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// asserts that the time spent in the sleeping thread is more than 1500 milliseconds
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ProfilerData::Record(time_data) => assert!(time_data[0] > 1.5e3),
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ProfilerData::NoRecords => assert!(false),
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};
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}
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#[cfg(debug_assertions)]
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#[test]
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#[should_panic]
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